Home / 2,637.18-3,959.19-1,765.26

Finding the Fourth Proportional to 2,637.18, 3,959.19 and 1,765.26

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Solution

The fourth proportional to 2,637.18, 3,959.19 and 1,765.26 is: 2,650.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.18 : 3,959.19 = 1,765.26 : x
  2. Step 2: Convert to fraction form
    2,637.18/3,959.19 = 1,765.26/x
  3. Step 3: Cross multiply
    2,637.18x = 3,959.19 × 1,765.26
  4. Step 4: Simplify right side
    2,637.18x = 6,988,999.74
  5. Step 5: Solve for x
    x = 6,988,999.74/2,637.18
  6. Step 6: Final answer
    x = 2,650.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.